Home / 28,427,889,078.21-42,644,455,002.74-9,283,600,666.14

Finding the Fourth Proportional to 28,427,889,078.21, 42,644,455,002.74 and 9,283,600,666.14

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Solution

The fourth proportional to 28,427,889,078.21, 42,644,455,002.74 and 9,283,600,666.14 is: 13,926,257,056.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,427,889,078.21 : 42,644,455,002.74 = 9,283,600,666.14 : x
  2. Step 2: Convert to fraction form
    28,427,889,078.21/42,644,455,002.74 = 9,283,600,666.14/x
  3. Step 3: Cross multiply
    28,427,889,078.21x = 42,644,455,002.74 × 9,283,600,666.14
  4. Step 4: Simplify right side
    28,427,889,078.21x = 395,894,090,870,614,261,760
  5. Step 5: Solve for x
    x = 395,894,090,870,614,261,760/28,427,889,078.21
  6. Step 6: Final answer
    x = 13,926,257,056.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.